Solving hard drive problems ................................................................................................................................ 67
Solving audio problems ....................................................................................................................................... 69
Solving printer problems ..................................................................................................................................... 70
Solving keyboard and mouse problems .............................................................................................................. 71
Solving hardware installation problems ............................................................................................................. 72
Solving network problems .................................................................................................................................. 74
Solving memory problems .................................................................................................................................. 76
Solving USB flash drive problems ........................................................................................................................ 77
Solving Internet access problems ....................................................................................................................... 78
Solving software problems .................................................................................................................................. 79
Using HP Recovery media (select products only) ............................................................................. 81
Using Windows tools ......................................................................................................................... 82
Using the HP Cloud Recovery Download Tool (select products only) ............................................... 83
What you need to know before you get started ............................................................. 83
Using the HP Recovery partition (select products only) ................................................. 84
Using HP Recovery media to recover .............................................................................. 85
Changing the computer boot order ................................................................................ 85
Removing the HP Recovery partition (select products only) ......................................... 85
POST numeric codes and text messages ............................................................................................................. 86
Interpreting system validation diagnostic front panel LEDs and audible codes ................................................ 91
Resetting the password jumper .......................................................................................................................... 93
Clearing and resetting the BIOS ........................................................................................................................... 95
General requirements .......................................................................................................................................... 96
Japanese power cord requirements .................................................................................................................... 96
Country-specific requirements ............................................................................................................................ 97
Nonvolatile memory usage ............................................................................................................................... 100
Questions and answers ..................................................................................................................................... 102
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